They are the gateway for our modern esthetic development, the prophets of the new time. They are most of all, the primitives of the way they have begun; they have voiced most of all the imperative need of essential personalism, of direct expression of direct experience.

Whitman and Cézanne, in Adventures in the Arts, New York, Boni Liveright 1921; as quoted in Marsden Hartley, by Gail R. Scott, Abbeville Publishers, Cross River Press, 1988, New York p. 34